Supplier Page from Thermo Fisher Scientific for N-alpha-Benzoyl-DL-arginine-4-nitroanilide hydrochloride, 98%
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific